\\[-1.8ex] \multirow[t]{2}{*}{\makecell[l]{Post Migration  $\times$ \\ \quad Soil Heterogeneity}} & $-$1.768$^{***}$ & $-$3.218$^{***}$ & 0.853 \\ 
  & (0.685) & (0.734) & (0.938) \\ 
  & & & \\ 
